45505045423 has 2 divisors, whose sum is σ = 45505045424. Its totient is φ = 45505045422.

The previous prime is 45505045393. The next prime is 45505045427. The reversal of 45505045423 is 32454050554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45505045423 - 2⁹ = 45505044911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45505045427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22752522711 + 22752522712.

It is an arithmetic number, because the mean of its divisors is an integer number (22752522712).

Almost surely, 2^45505045423 is an apocalyptic number.

45505045423 is a deficient number, since it is larger than the sum of its proper divisors (1).

45505045423 is an equidigital number, since it uses as much as digits as its factorization.

45505045423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240000, while the sum is 37.

Adding to 45505045423 its reverse (32454050554), we get a palindrome (77959095977).

The spelling of 45505045423 in words is "forty-five billion, five hundred five million, forty-five thousand, four hundred twenty-three".